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Finding the Fourth Proportional to 47,672.40, 65,788.20 and 26,452.08

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Solution

The fourth proportional to 47,672.40, 65,788.20 and 26,452.08 is: 36,504.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,672.40 : 65,788.20 = 26,452.08 : x
  2. Step 2: Convert to fraction form
    47,672.40/65,788.20 = 26,452.08/x
  3. Step 3: Cross multiply
    47,672.40x = 65,788.20 × 26,452.08
  4. Step 4: Simplify right side
    47,672.40x = 1,740,234,729.46
  5. Step 5: Solve for x
    x = 1,740,234,729.46/47,672.40
  6. Step 6: Final answer
    x = 36,504.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.